CN203377371U - 30-512MHz backpack antenna - Google Patents
30-512MHz backpack antenna Download PDFInfo
- Publication number
- CN203377371U CN203377371U CN201320435039.7U CN201320435039U CN203377371U CN 203377371 U CN203377371 U CN 203377371U CN 201320435039 U CN201320435039 U CN 201320435039U CN 203377371 U CN203377371 U CN 203377371U
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- antenna
- 512mhz
- bears
- mast
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Abstract
The utility model relates to the antenna technology field, to be specific, relates to a 30-512MHz backpack antenna comprising a matching device used for the impedance matching of the antenna, a rebel tool, and an antenna rod. Two ends of the rebel tool are connected with the matching device and the antenna rod. The antenna rod is formed by threading a telescopic rope in a chromium-manganese circular tube, and the length of the antenna rod is 1620mm. The rebel tool adopts a rebel tube having a diameter of 10.5mm, and a core formed by intertwisting a plurality of strands of steel wires is threaded in the rebel tube. The 30-512MHz backpack antenna has advantages of wide antenna frequency band, good communication quality, portable use, applicability in various landforms and backpack radio stations having various specifications.
Description
Technical field
The utility model relates to antenna technical field, and specifically a kind of shortwave that is suitable as backpack V/U section radio station is born antenna.
Background technology
At present, the frequency of utilization in my army radio station generally is divided into 4 frequency ranges, i.e. 1.6MHz～30MHz, 30MHz～88MHz, 225MHz～512MHz, 400MHz～2500MHz, and the antenna matched with radio station equally also is divided into described 4 frequency ranges.But the development along with my a new generation of army communication technology system, band limits has been proposed to new requirement, especially the Software Radio Station of beforehand research, its frequency range is 1.6MHz～2500MHz, in wide like this frequency range, existing antenna system can not adapt to the development of Novel Communication technology, especially share multiple antenna and have a lot of drawbacks on engineering, as mutual electromagnetic interference, mutual conversion between antenna etc., now in the urgent need to developing the antenna of ultrabroad band, for example my army has developed the multiband radio station that frequency range is 30MHz～512MHz at present, but there is no to meet the applicable antenna of this frequency range, therefore the antenna of developing 30MHz～512MHz frequency range is the urgent need of my Corps Communications technical system development.
The utility model content
The purpose of this utility model is to provide a kind of 30-512MHz to bear antenna, aims to provide the backpack antenna of the multiband radio station use that a kind of applicable frequency range is 30MHz～512MHz, the supporting communication issue with solution with the multiband radio station of 30-512MHz.
The utility model is achieved in that a kind of 30-512MHz bears antenna, comprises for antenna being carried out to adaptation, diverter and the mast of impedance matching; The two ends of described diverter are connected with described adaptation, described mast; Described mast is made by the chromansil pipe, wearing bungee, and the length of described mast is 1620mm; Described diverter adopts the break-in pipe of Φ 10.5mm, in described break-in pipe, is equipped with the fuse that steel wire strand turns to.
Described mast is accordion structure, comprises seven collapsible pipe nipples.
Described adaptation comprises balance converter.
Described balance converter adopts line transformer.
Described line transformer comprises magnet ring and is wound on the rich coil of two-wire strand for being connected with the earth with described mast, radio station with 7 numbers of turn on described magnet ring.
Described magnet ring is a cylinder, and described cylindrical outside diameter 7mm, interior circular diameter are 4mm, height 2mm.
Described magnet ring selects the nickel-zinc ferrite NXO material of magnetic permeability u=20 to make.
The utility model does not need tuning, can be directly and the radio station coupling use, test result shows, the utility model is less than 5 in the full frequency band voltage standing wave ratio, have advantages of easy accessibility, anti-ruin and " protection against the tide, mildew-resistant, prevent salt fog " NBC protective performance good, antenna meets the national defence instructions for use.
The accompanying drawing explanation
3 structural representations of bearing antenna that Figure 1 shows that the utility model provides;
The antenna of bearing that Fig. 2 A is depicted as the utility model to be provided is optimized front Smith chart;
Fig. 2 B is depicted as the Smith chart after antenna is optimized of bearing that the utility model provides;
The antenna of bearing that Fig. 3 A is depicted as the utility model to be provided is optimized front standing wave pattern;
Fig. 3 B is depicted as the standing wave pattern after antenna is optimized of bearing that the utility model provides.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is further elaborated.
Referring to Fig. 1, the structure that a kind of 30-512MHz that the figure shows the utility model provides bears antenna.For convenience of explanation, only show the relevant part of the utility model.
Referring to Fig. 1, a kind of 30-512MHz bears antenna, comprises for antenna being carried out to adaptation 1, diverter 2 and the mast 3 of impedance matching; The two ends of described diverter are connected with described adaptation, described mast; Described mast is made by the chromansil pipe, wearing bungee, and the length of described mast is 1620mm; Described diverter adopts the break-in pipe of Φ 10.5mm, in described break-in pipe, is equipped with the fuse that steel wire strand turns to.
Further, described mast 3 is accordion structure, comprises seven collapsible pipe nipples.Can be easy to folding characteristics so that antenna has quickly retracting like this, be applicable to bearing use.
In the utility model embodiment, described adaptation 1 comprises balance converter.
Preferably, described balance converter adopts line transformer.
In the utility model embodiment, described line transformer comprises magnet ring and is wound on the rich coil of two-wire strand for being connected with the earth with described mast, radio station with 7 numbers of turn on described magnet ring.
In the utility model embodiment, described magnet ring is a cylinder, and described cylindrical outside diameter 7mm, interior circular diameter are 4mm, height 2mm.
In the utility model embodiment, described magnet ring selects the nickel-zinc ferrite NXO material of magnetic permeability u=20 to make.
Antenna described in the utility model is wideband frequency multiplex antenna (the wideband frequency multiplex antenna is that the antenna sets of different frequency range is formed to an antenna altogether).In order to make the working frequency range that antenna can cover 30-MHz of bearing described in the utility model, in the bottom of the utility model antenna, utilize the wideband impedance match technology to carry out impedance matching to antenna.
Described in the utility model because frequency of utilization is wide, octave reaches more than 17, so the Broadband Matching difficulty of antenna, therefore adopts line transformer and utilizes the ADS simulation software in conjunction with the S parameter of antenna, antenna is carried out impedance matching and matching network is optimized.
By Fig. 2～3 emulation, can be found out, antenna described in the utility model can meet design requirement in 30～512MHz frequency range, and the utility model antenna is through actual measurement, and in 30～512MHz scope, voltage standing wave ratio is less than the index request of 4.5 antennas.
The utility model is owing to adopting line transformer as wide band impedance matching, therefore do not need tuning, can be directly and the radio station coupling use, test result shows, the utility model is less than 5 in the full frequency band voltage standing wave ratio, thering is easy accessibility, anti-ruin and protection against the tide, mildew-resistant, prevent salt fog " NBC protective performance is good, and antenna meets the national defence instructions for use.
The utility model has solved the problem of impedance matching in 30MHz～512MHz frequency band range, antenna efficiency, power capacity, has realized the index request in ultrabroad band 30MHz～512MHz scope; Have antenna bandwidth, speech quality good, use portablely, be applicable to the advantage that various landform are set up use, the man-pack radio station that is applicable to various models is used.
Claims (7)
1. a 30-512MHz bears antenna, it is characterized in that, comprises for antenna being carried out to adaptation, diverter and the mast of impedance matching; The two ends of described diverter are connected with described adaptation, described mast; Described mast is made by the chromansil pipe, wearing bungee, and the length of described mast is 1620mm; Described diverter adopts the break-in pipe of Φ 10.5mm, in described break-in pipe, is equipped with the fuse that steel wire strand turns to.
2. 30-512MHz bears antenna according to claim 1, it is characterized in that, described mast is accordion structure, comprises seven collapsible pipe nipples.
3. bear antenna according to the described 30-512MHz of claim 1 or 2, it is characterized in that, described adaptation comprises balance converter.
4. 30-512MHz bears antenna according to claim 3, it is characterized in that, described balance converter adopts line transformer.
5. 30-512MHz bears antenna according to claim 4, it is characterized in that, described line transformer comprises magnet ring and is wound on the rich coil of two-wire strand for being connected with the earth with described mast, radio station with 7 numbers of turn on described magnet ring.
6. 30-512MHz bears antenna according to claim 5, it is characterized in that, described magnet ring is a cylinder, and described cylindrical outside diameter 7mm, interior circular diameter are 4mm, height 2mm.
7. 30-512MHz bears antenna according to claim 6, it is characterized in that, described magnet ring selects the nickel-zinc ferrite NXO material of magnetic permeability u=20 to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320435039.7U CN203377371U (en) | 2013-07-22 | 2013-07-22 | 30-512MHz backpack antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320435039.7U CN203377371U (en) | 2013-07-22 | 2013-07-22 | 30-512MHz backpack antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203377371U true CN203377371U (en) | 2014-01-01 |
Family
ID=49839880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320435039.7U Expired - Fee Related CN203377371U (en) | 2013-07-22 | 2013-07-22 | 30-512MHz backpack antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203377371U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105098333A (en) * | 2015-08-17 | 2015-11-25 | 江苏省东方世纪网络信息有限公司 | Frequency modulation broadcast transmitting antenna |
| CN105261819A (en) * | 2015-11-09 | 2016-01-20 | 武汉中元通信股份有限公司 | A broadband whip-antenna simulation design method and configuration based on a VHF frequency range |
| CN105428775A (en) * | 2015-11-18 | 2016-03-23 | 上海交通大学 | Ultra-wideband foldable short wave antenna |
-
2013
- 2013-07-22 CN CN201320435039.7U patent/CN203377371U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105098333A (en) * | 2015-08-17 | 2015-11-25 | 江苏省东方世纪网络信息有限公司 | Frequency modulation broadcast transmitting antenna |
| CN105098333B (en) * | 2015-08-17 | 2018-11-02 | 江苏省东方世纪网络信息有限公司 | Frequency modulation broadcasting transmitting antenna |
| CN105261819A (en) * | 2015-11-09 | 2016-01-20 | 武汉中元通信股份有限公司 | A broadband whip-antenna simulation design method and configuration based on a VHF frequency range |
| CN105428775A (en) * | 2015-11-18 | 2016-03-23 | 上海交通大学 | Ultra-wideband foldable short wave antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20180722 |